They only have a minimum time, gc_grace_seconds for deletes.
If you want to be really watch disk space reduce the compaction thresholds on the CF.
Or run a major compaction as part of maintenance.
cheers
-----------------
Aaron Morton
Freelance Cassandra Developer
@aaronmorton
http://www.thelastpickle.com
On 13/10/2011, at 10:50 PM, Maciej Miklas wrote:
> durable_writes sounds great - thank you! I really do not need commit log here.
>
> Another question: it is possible to configure live time of Tombstones?
>
>
> Regards,
> Maciej